Rio de Janeiro is a city of contrasts, famous throughout the world for its carnival and street crime. Spaniard Jose Ortega, an employee of a large company, and his new friend Enyo Negyeshi soon discover: the beaches of Copacabana are full of secrets, carefully hidden from visitors. A chain of mysterious events leads to a murder involving a powerful occult sect; friends take up the investigation. The tension does not subside until the unexpected denouement, revealing the intervention of otherworldly forces...